Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Statement of Comprehensive Income [Abstract]
NET INCOME	$ 16,758	$ 13,723	$ 47,851	$ 39,405
OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAX:
Unrealized (losses) gains on securities available for sale	(2,019)	170	(9,441)	1,933
Reclassification for securities losses (gains) included in net income	0	0	0	(1,640)
Unrealized gains (losses) on derivatives	6	2	342	(105)
Other comprehensive (loss) income	(2,013)	172	(9,099)	188
TOTAL COMPREHENSIVE INCOME	$ 14,745	$ 13,895	$ 38,752	$ 39,593